DescriptionPassed 15 Extreme Military Tests (MIL-STD-810H)Dual Band 6 Satellite Positioning SystemBuilt-in Compass & Barometric AltimeterStainless Steel Unibody & 1.64″AMOLED Display170 Sports Modes & SWOLF Swimming Efficiency Test5 ATM & IP69K (Dive-Proof) Water-Resistanc